broke off
broke down
broke out
broke up
第1题：
A.When is National Day
B.When is Labor’s Day
C.When is Teacher’s Day
D. When is Christmas Day
第2题：
When a fire( )at the National Exhibition, at least ten priceless paintings were completely destroyed.
A. broke off
B. broke out
C. broke down
D. broke up
第3题：
It was raining when the plane_________ (起飞)in London.
第4题：
In（）each year the National Film Theatre hosts the London Film Fes-tival,at which some 250 new films from all over the world are screened.
ASeptember
BOctober
CNovember
DDecember
第5题：
A fire hose with a nozzle attached must be connected to each hydrant except when exposed to heavy weather or when the ______．
A.Fire hose might be damaged by cargo operations
B.Vessel is in port
C.Fire-main system is not charged
D.Fire pumps are used for purposes other than supplying water to the fire main
第6题：
When ( )for London?
A. is she flying
B. she flies
C. she is going to fly
第7题：
【题目描述】
第59题：When a fire ________ at the National Exhibition in London, at least ten priceless paintings were completely destroyed.
A) broke off
B) broke out
C) broke down
D) broke up
第8题：
发生火情时，客人们能用电梯吗?
A.Can guests use the stairs when a fire appears?
B.Can guests use the elevators when a fire presents?
C.Can guests use the lifts when a fire occurs?
D.Can guests use the ladders when a fire breaks up?
第9题：
第10题：
When a fire（）at the National Exhibition, at least then priceless paintings were completely destroyed.
Abroke off
Bbroke out
Cbroke down
Dbroke up